Headphone



FIG. 1 is the front and the right side perspective view of the headphoneshowing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a left side elevational view thereof, the right sideelevational view being a mirror image;

FIG. 5 is a rear elevational view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines in FIGS. 1 and 3 showing swiveling hinges are forillustrative purpose only and form no part of the claimed design.

CLAIM The ornamental design for a headphone, as shown and described.